Heterocyst Metabolism and Development

The chemical basis of morphogenesis

1952 • 11,233 citations

Generic Assignments, Strain Histories and Properties of Pure Cultures of Cyanobacteria

1979 • 7,419 citations

Purification and properties of unicellular blue-green algae (order Chroococcales)

1971 • 3,161 citations

A theory of biological pattern formation

1972 • 3,055 citations

Models of biological pattern formation

1982 • 1,851 citations

Biological Nitrogen Fixation

1993 • 1,524 citations

Purification and properties of unicellular blue-green algae (order Chroococcales).

1971 • 1,432 citations

Current Research in Photosynthesis

1990 • 1,095 citations

The Biology of Cyanobacteria

1983 • 1,089 citations

PHOTOTROPHIC PROKARYOTES: THE CYANOBACTERIA

1977 • 999 citations

STRUCTURE AND FUNCTION OF BACTERIAL SIGMA FACTORS

1988 • 990 citations

Initiation of sporulation in B. subtilis is controlled by a multicomponent phosphorelay

1991 • 870 citations

Signal transduction in bacteria

1990 • 683 citations

Crystallographic Structure of the Nitrogenase Iron Protein from Azotobacter vinelandii

1992 • 671 citations

ABC transporters: bacterial exporters

1993 • 607 citations

Crystallographic structure and functional implications of the nitrogenase molybdenum–iron protein from Azotobacter vinelandii

1992 • 600 citations

Genetic Switch

2008 • 590 citations

Oxygen relations of nitrogen fixation in cyanobacteria

1992 • 557 citations

Bacillus subtilis sporulation: regulation of gene expression and control of morphogenesis

1993 • 553 citations

[83] Conjugal transfer of DNA to cyanobacteria

1988 • 552 citations

Cyclic AMP in prokaryotes.

1992 • 509 citations

Use of a conditionally lethal gene in Anabaena sp. strain PCC 7120 to select for double recombinants and to entrap insertion sequences

1990 • 485 citations

brlA is necessary and sufficient to direct conidiophore development in aspergillus nidulans

1988 • 463 citations

The biology of cyanobacteria.

1982 • 452 citations

Adaptation of cyanobacteria to environmental stimuli: new steps towards molecular mechanisms

1993 • 443 citations

Crisscross regulation of cell-type-specific gene expression during development in B. subtilis

1992 • 385 citations

Phycobiliproteins and Complementary Chromatic Adaptation

1975 • 378 citations

Interspecies homology of nitrogenase genes.

1980 • 372 citations

Spatial expression and autoregulation of hetR, a gene involved in the control of heterocyst development in Anabaena

1993 • 370 citations

Reconciling the incompatible: N₂ fixation And O₂

1992 • 363 citations

EXOPOLYSACCHARIDES IN PLANT-BACTERIAL INTERACTIONS

1992 • 357 citations

A Nitrogen Pressure of 50 Atmospheres Does Not Prevent Evolution of Hydrogen by Nitrogenase

1984 • 355 citations

Oxygen relations of nitrogen fixation in cyanobacteria.

1992 • 352 citations

Biological Nitrogen Fixation

1993 • 339 citations

A working model of the primitive Earth

1972 • 331 citations

Construction of shuttle vectors capable of conjugative transfer from Escherichia coli to nitrogen-fixing filamentous cyanobacteria.

1984 • 316 citations

Characterization of a gene controlling heterocyst differentiation in the cyanobacterium Anabaena 7120.

1991 • 316 citations

Heterocysts

1978 • 316 citations

A global analysis of developmentally regulated genes in Myxococcus xanthus

1986 • 311 citations

Studies on Nitrogen‐fixing Blue‐green Algae

1955 • 304 citations

Nitrogen Fixation by Free‐living Microorganisms

1976 • 303 citations

Rearrangement of nitrogen fixation genes during heterocyst differentiation in the cyanobacterium Anabaena

1985 • 298 citations

Light-activated heterotrophic growth of the cyanobacterium Synechocystis sp. strain PCC 6803: a blue-light-requiring process

1991 • 294 citations

Growth and Heterocyst Production in Anabaena Cylindrica Lemm

1949 • 263 citations

Cyanophycin Granules from the Blue-Green Alga Anabaena cylindrica: A Reserve Material Consisting of Copolymers of Aspartic Acid and Arginine

1971 • 251 citations

Multiple intercellular signalling systems control the development of the Caenorhabditis elegans vulva

1991 • 246 citations

Bacillus subtilis sporulation: regulation of gene expression and control of morphogenesis.

1993 • 243 citations

Is the Heterocyst the Site of Nitrogen Fixation in Blue-green Algae?

1968 • 236 citations

Nickel utilization by microorganisms

1987 • 233 citations

Use of a transposon with luciferase as a reporter to identify environmentally responsive genes in a cyanobacterium.

1991 • 232 citations

Different promoters for the Anabaena glutamine synthetase gene during growth using molecular or fixed nitrogen

1983 • 230 citations

Occurrence of facultative anoxygenic photosynthesis among filamentous and unicellular cyanobacteria

1977 • 225 citations

Developmental regulation and spatial pattern of expression of the structural genes for nitrogenase in the cyanobacterium Anabaena.

1990 • 224 citations

Electron Donation from Cyclic and Respiratory Flows to the Photosynthetic Intersystem Chain is Mediated by Pyridine Nucleotide Dehydrogenase in the Cyanobacterium <italic>Synechocystis</italic> PCC 6803

1992 • 215 citations

A gene homologous to chloroplast carbonic anhydrase (icfA) is essential to photosynthetic carbon dioxide fixation by Synechococcus PCC7942.

1992 • 214 citations

The oxygen sensitivity of nitrogenase: a problem for biochemists and micro-organisms

1981 • 212 citations

Expression of many developmentally regulated genes in Myxococcus depends on a sequence of cell interactions.

1987 • 210 citations

ABC transporters: bacterial exporters.

1993 • 210 citations

Nitrogenase activity in the blue-green alga Plectonema boryanum strain 594

1970 • 204 citations

Photosynthetic prokaryotes: Cell differentiation and function

1984 • 202 citations

Switch Protein Alters Specificity of RNA Polymerase Containing a Compartment-Specific Sigma Factor

1989 • 201 citations

The physiology and biochemistry of hydrogen metabolism in cyanobacteria

1984 • 196 citations

Formation of glutamine from [13n]ammonia, [13n]dinitrogen, and [14C]glutamate by heterocysts isolated from Anabaena cylindrica

1977 • 190 citations

NtcA, a global nitrogen regulator from the cyanobacterium Synechococcus that belongs to the Crp family of bacterial regulators

1992 • 184 citations

Pathway of nitrogen metabolism after fixation of 13N-labeled nitrogen gas by the cyanobacterium, Anabaena cylindrica.

1976 • 184 citations

Rule governing Cell Division in Anabaena

1972 • 174 citations

The genetics of plant lipids

1991 • 173 citations

Movement of Carbon from Vegetative Cells to Heterocysts in Anabaena cylindrica

1968 • 173 citations

Pattern formation in the blue-green alga,Anabaena: I. basic mechanisms

1973 • 167 citations

Analysis of a Het- mutation in Anabaena sp. strain PCC 7120 implicates a secondary metabolite in the regulation of heterocyst spacing

1994 • 166 citations

The patA gene product, which contains a region similar to CheY of Escherichia coli, controls heterocyst pattern formation in the cyanobacterium Anabaena 7120.

1992 • 164 citations

Pattern formation models and developmental constraints

1989 • 163 citations

Cotranscription of genes encoding the small and large subunits of ribulose-1,5-bisphosphate carboxylase in the cyanobacterium Anabaena 7120.

1984 • 153 citations

Molecular characterization of ferredoxin-NADP+ oxidoreductase in cyanobacteria: cloning and sequence of the petH gene of Synechococcus sp. PCC 7002 and studies on the gene product

1992 • 152 citations

Nitrogen fixation (nif) genes of the cyanobacterium Anabaena species strain PCC 7120

1989 • 151 citations

Physiology and cytological chemistry blue-green algae.

1973 • 151 citations

Characterization of genes for an alternative nitrogenase in the cyanobacterium Anabaena variabilis

1993 • 149 citations

The permeability of heterocysts to the gases nitrogen and oxygen

1985 • 148 citations

Physiological aspects of CO₂ and HCO₃⁻ transport by cyanobacteria: a review

1990 • 147 citations

Isolation and sequence of the gene for the large subunit of ribulose-1,5-bisphosphate carboxylase from the cyanobacterium Anabaena 7120

1983 • 146 citations

Nucleotide sequence of a cyanobacterial nifH gene coding for nitrogenase reductase

1980 • 146 citations

GENETICS OF BACTERIAL DIVERSITY

1989 • 145 citations

Akinetes of the Cyanobacterium Nostoc PCC 7524: Macromolecular Composition, Structure and Control of Differentiation

1979 • 141 citations

Activities of Enzymes of the Oxidative and the Reductive Pentose Phosphate Pathways in Heterocysts of a Blue-Green Alga

1973 • 140 citations

Isolation and complementation of mutants of Anabaena sp. strain PCC 7120 unable to grow aerobically on dinitrogen

1988 • 139 citations

Initiation of Bacillus subtilis sporulation by the stringent response to partial amino acid deprivation.

1981 • 136 citations

Genetics and Molecular Biology of Alternative Nitrogen Fixation Systems

1990 • 136 citations

Different recombination site specificity of two developmentally regulated genome rearrangements

1987 • 136 citations

Autoregulation of a segmentation gene in Drosophila: combinatorial interaction of the even-skipped homeo box protein with a distal enhancer element.

1991 • 134 citations

Glycogen content and nitrogenase activity in Anabaena variabilis

1984 • 134 citations

Multilevel regulation of Streptomyces differentiation

1989 • 129 citations

A temporally controlled sigma-factor is required for polar morphogenesis and normal cell division in Caulobacter.

1992 • 128 citations

Nickel utilization by microorganisms.

1987 • 128 citations

Synthesis of nitrogenase in mutants of the cyanobacterium Anabaena sp. strain PCC 7120 affected in heterocyst development or metabolism

1992 • 128 citations

Hydroperoxide metabolism in cyanobacteria

1986 • 127 citations

Myoglobin in a Cyanobacterium

1992 • 127 citations

Evidence that the barrier to the penetration of oxygen into heterocysts depends upon two layers of the cell envelope

1989 • 127 citations

Determinants of Spatial Organization

1979 • 126 citations

New Anabaena and Nostoc cyanophages from sewage settling ponds

1981 • 126 citations

Regulation of Nitrogenase Activity by Reversible ADP Ribosylation

1989 • 126 citations

The heterocysts of blue-green algae II. Details of ultrastructure

1971 • 125 citations

Deletion of a 55-kilobase-pair DNA element from the chromosome during heterocyst differentiation of Anabaena sp. strain PCC 7120

1988 • 125 citations

Genome Rearrangement and Nitrogen Fixation in Anabaena Blocked by Inactivation of xisA Gene

1988 • 123 citations

Absence of the Pigments of Photosystem II of Photosynthesis in Heterocysts of a Blue–Green Alga

1970 • 123 citations

The program of protein synthesis during heterocyst differentiation in nitrogen-fixing blue-green algae

1974 • 120 citations

Identification and Characterization of the ictA/ndhL Gene Product Essential to Inorganic Carbon Transport of Synechocystis PCC6803

1992 • 119 citations

Regulation and sequence of the Synechococcus sp. strain PCC 7942 groESL operon, encoding a cyanobacterial chaperonin

1990 • 116 citations

Independent regulation of nifHDK operon transcription and DNA rearrangement during heterocyst differentiation in the cyanobacterium Anabaena sp. strain PCC 7120

1991 • 116 citations

Control of transcription of the Bacillus subtilis spoIIIG gene, which codes for the forespore-specific transcription factor sigma G

1991 • 115 citations

Pattern formation in the blue-green alga Anabaena ii. controlled proheterocyst regression

1973 • 115 citations

Isolation and complementation of nitrogen fixation mutants of the cyanobacterium Anabaena sp. strain PCC 7120

1991 • 115 citations

Heterocyst formation and nitrogenase synthesis in Anabaena sp.

1971 • 114 citations

Physical and genetic maps of the genome of the heterocyst-forming cyanobacterium Anabaena sp. strain PCC 7120

1989 • 113 citations

Isolation and characterization of the gene encoding the principal sigma factor of the vegetative cell RNA polymerase from the cyanobacterium Anabaena sp. strain PCC 7120

1991 • 112 citations

Acetylene reduction (nitrogen fixation) by cyanobacteria grown under alternating light-dark cycles

1981 • 112 citations

Identification of multiple RNA polymerase sigma factor homologs in the cyanobacterium Anabaena sp. strain PCC 7120: cloning, expression, and inactivation of the sigB and sigC genes

1992 • 108 citations

Isolation and sequence of the gene for ferredoxin I from the cyanobacterium Anabaena sp. strain PCC 7120

1986 • 106 citations

Identification and characterization of hetA, a gene that acts early in the process of morphological differentiation of heterocysts

1990 • 106 citations

Molecular cloning and nucleotide sequence analysis of the gene coding for heterocyst ferredoxin from the cyanobacterium Anabaena sp. strain PCC 7120

1988 • 105 citations

Evidence for the occurrence of the alternative, vanadium-containing nitrogenase in the cyanobacteriumAnabaena variabilis

1988 • 103 citations

Control of phycobiliprotein proteolysis and heterocyst differentiation in Anabaena

1980 • 103 citations

Molecular Genetics of Cyanobacterial Development

1993 • 103 citations

The Effects of Anaerobiosis on Nitrogenase Synthesis and Heterocyst Development by Nostocacean Cyanobacteria

1978 • 102 citations

High recovery of nitrogenase activity and of ⁵⁵ Fe-labeled nitrogenase in heterocysts isolated from Anabaena variabilis

1978 • 101 citations

Transient accumulations of cyanophycin in Anabaena cylindrica and Synechocystis 6308

1990 • 101 citations

The pathways of assimilation of 13NH4+ by the cyanobacterium, Anabaena cylindrica.

1977 • 97 citations

THE HYDROGEN METABOLISM OF CYANOBACTERIA (BLUE‐GREEN ALGAE)

1981 • 97 citations

Photosensory behavior in procaryotes

1987 • 97 citations

Evolutionary relationships among eubacteria, cyanobacteria, and chloroplasts: evidence from the rpoC1 gene of Anabaena sp. strain PCC 7120

1991 • 96 citations

A general model for regulation of photosynthetic unit function by protein phosphorylation

1986 • 96 citations

Formation of one-dimensional patterns by stochastic processes and by filamentous blue-green algae

1975 • 95 citations

Hormogonium Differentiation in the Cyanobacterium Calothrix: A Photoregulated Developmental Process.

1991 • 95 citations

General distribution of the nitrogen control gene ntcA in cyanobacteria

1993 • 94 citations

Lipids of membranes and of the cell envelope in heterocysts of a blue-green alga

1972 • 94 citations

Cell differentiation and pigment composition in Anabaena cylindrica

1969 • 93 citations

Occurrence of the Stringent Response in Streptomyces sp. and its Significance for the Initiation of Morphological and Physiological Differentiation

1986 • 92 citations

Isolation of a Putative Carboxysomal Carbonic Anhydrase Gene from the Cyanobacterium Synechococcus PCC7942

1992 • 92 citations

Composition of the Cellular Envelopes of Anabaena cylindrica

1970 • 91 citations

Structural studies on the glycolipids from the envelope of the heterocyst of Anabaena cylindrica

1973 • 91 citations

Identification and sequence of a gene required for a developmentally regulated DNA excision in anabaena

1986 • 90 citations

A distinct ferredoxin for nitrogen fixation isolated from heterocysts of the cyanobacterium Anabaena variabilis

1985 • 90 citations

Sequence of the nifD gene coding for the α subunit of dinitrogenase from the cyanobacterium Anabaena

1983 • 89 citations

Cyanobacteria contain a mitochrondrial complex I‐homologous NADH‐dehydrogenase

1991 • 89 citations

Organization of the nif genes in cyanobacteria in symbiotic association with Azolla and Anthoceros

1988 • 88 citations

A gene encoding a protein related to eukaryotic protein kinases from the filamentous heterocystous cyanobacterium Anabaena PCC 7120.

1993 • 88 citations

Occurrence and localization of two distinct hydrogenases in the heterocystous cyanobacterium Anabaena sp. strain 7120

1981 • 88 citations

Differential regulation of spo0A transcription in Bacillus subtilis: glucose represses promoter switching at the initiation of sporulation

1991 • 88 citations

Calmodulin and calcium mediated regulation in prokaryotes

1992 • 87 citations

Regulation of nitrogen-fixation by different nitrogen sources in the marine non-heterocystous cyanobacterium Trichodesmium sp. NIBB1067

1991 • 86 citations

Respiratory Electron Transport

1965 • 85 citations

Anabaena sp. strain PCC 7120 bifA gene encoding a sequence-specific DNA-binding protein cloned by in vivo transcriptional interference selection

1993 • 84 citations

AUTORADIOGRAPHIC LOCALIZATION OF 13N AFTER FIXATION OF 13N-LABELED NITROGEN GAS BY A HETEROCYST-FORMING BLUE-GREEN ALGA

1974 • 84 citations

Bacterial-type ferredoxin genes in the nitrogen fixation regions of the cyanobacterium Anabaena sp. strain PCC 7120 and Rhizobium meliloti

1988 • 84 citations

Transformation of a filamentous cyanobacterium by electroporation

1989 • 83 citations

Consequences of the iron-dependent formation of ferredoxin and flavodoxin on photosynthesis and nitrogen fixation on Anabaena strains

1990 • 82 citations

Transcriptional and posttranscriptional components of psbA response to high light intensity in Synechococcus sp. strain PCC 7942

1992 • 82 citations

DEVELOPMENTALLY REGULATED GENE REARRANGEMENTS IN PROKARYOTES

1992 • 82 citations

Physiological basis of the pattern of vegetative growth of a blue-green alga.

1967 • 81 citations

ELECTRON MICROSCOPIC STUDY OF HETEROCYST DEVELOPMENT IN ANABAENA AZOLLAE STRASBURGER¹

1965 • 81 citations

Growth of the cyanobacterium Anabaena on molecular nitrogen: NifJ is required when iron is limited.

1993 • 80 citations

Sequence of the gene coding for the β-subunit of dinitrogenase from the blue-green alga Anabaena

1982 • 80 citations

Involvement of GroEL in nif gene regulation and nitrogenase assembly

1991 • 80 citations

Isolation and preliminary characterization of auxotrophs of a filamentous Cyanobacterium

1977 • 79 citations

Localization of an Uptake Hydrogenase in Anabaena

1978 • 78 citations

Heterocyst and Nitrogenase Development in Anabaena cylindrica

1976 • 77 citations

The structural nif genes of the cyanobacteria Gloeothece sp. and Calothrix sp. share homology with those of Anabaena sp., but the Gloeothece genes have a different arrangement

1983 • 77 citations

Anaerobic and Aerobic Hydrogen Gas Formation by the Blue-Green Alga Anabaena cylindrica

1977 • 76 citations

Phosphate transport and arsenate resistance in the cyanobacterium Anabaena variabilis

1988 • 76 citations

Calcium-dependent protease of the cyanobacterium Anabaena: molecular cloning and expression of the gene in Escherichia coli, sequencing and site-directed mutagenesis

1991 • 76 citations

Comparative characterization of two distinct hydrogenases from Anabaena sp. strain 7120

1981 • 76 citations

The patB gene product, required for growth of the cyanobacterium Anabaena sp. strain PCC 7120 under nitrogen-limiting conditions, contains ferredoxin and helix-turn-helix domains

1993 • 75 citations

Comparative characterization of ferredoxins from heterocysts and vegetative cells of Anabaena variabilis

1987 • 75 citations

Thioredoxin as a Modulator of Glucose-6-phosphate Dehydrogenase in a N2-Fixing Cyanobacterium

1984 • 74 citations

Heterotrophic micro- and macrocultures of a nitrogen-fixing cyanobacterium

1976 • 74 citations

Purification and characterization of RNA polymerase from the cyanobacterium Anabaena 7120.

1987 • 74 citations

RNA polymerase subunit homology among cyanobacteria, other eubacteria and archaebacteria

1988 • 73 citations

Correspondence of cyanophycin granules with structured granules in Anabaena cylindrica

1972 • 73 citations

Transduction of the light signal during complementary chromatic adaptation in the cyanobacterium Calothrix sp. PCC 7601: DNA-binding proteins and modulation by phosphorylation.

1993 • 73 citations

Anabaena xisF gene encodes a developmentally regulated site-specific recombinase.

1994 • 73 citations

�ber die Bedeutung des Molybd�ns f�r stickstoffbindende Nostocaceen

1940 • 73 citations

Energy transfer from phycobiliproteins to Photosystem I in vegetative cells and heterocysts of Anabaena Variabilis

1981 • 72 citations

Amplified expression of a transcriptional pattern formed during development of Anabaena

1993 • 71 citations

Expression, nucleotide sequence and mutational analysis of two open reading frames in the nif gene region of Anabaena sp. strain PCC 7120

1990 • 71 citations

Differences in mRNA levels in Anabaena living freely or in symbiotic association with Azolla.

1986 • 71 citations

Directed mutagenesis of an iron-sulfur protein of the photosystem I complex in the filamentous cyanobacterium Anabaena variabilis ATCC 29413.

1991 • 70 citations

Monohexoside derivatives of long-chain polyhydroxy alcohols; a novel class of glycolipid specific to heterocystous algae

1972 • 70 citations

An essential role for sodium in the bicarbonate transporting system of the cyanobacterium Anabaena variabilis

1984 • 70 citations

The polysaccharides from heterocyst and spore envelopes of a blue-green alga. Structure of the basic repeating unit.

1979 • 70 citations

The Developmental Biology of Heterocyst and Akinete Formation in Cyanobacteria

1981 • 70 citations

Pyridine nucleotides and H2 as electron donors to the respiratory and photosynthetic electron-transfer chains and to nitrogenase in Anabaena heterocysts

1982 • 69 citations

Classes of Anabaena variabilis mutants with oxygen-sensitive nitrogenase activity

1978 • 68 citations

Promoter switching during development and the termination site of the σ43 operon of Bacillus subtilis

1987 • 68 citations

Genes encoding the beta and epsilon subunits of the proton-translocating ATPase from Anabaena sp. strain PCC 7120

1987 • 67 citations

Different organization of nif genes in nonheterocystous and heterocystous cyanobacteria

1985 • 66 citations

Enzyme Activities Related to Cyanophycin Metabolism in Heterocysts and Vegetative Cells of Anabaena spp.

1981 • 66 citations

Cyanobacterial RNA polymerase genes rpoC1 and rpoC2 correspond to rpoC of Escherichia coli

1989 • 66 citations

Components and activity of the photosynthetic electron transport system of intact heterocysts isolated from the blue-green alga Nostoc muscorum

1980 • 64 citations

cAMP signal transduction pathways regulating development of Dictyostelium discoideum

1991 • 63 citations

Factors influencing dark nitrogen fixation in a blue-green alga

1976 • 62 citations

Respiration of blue-green algae in the light

1982 • 61 citations

Immunopurification of a subcomplex of the NAD(P)H‐plastoquinone‐oxidoreductase from the cyanobacterium Synechocystis sp. PCC6803

1993 • 60 citations

In vitro studies on pathways and regulation of electron transport to nitrogenase with a cell-free extract from heterocysts of Anabaena variabilis

1984 • 60 citations

Dinitrogenase reductase (Fe-protein) of nitrogenase in the cyanobacterial symbionts of three Azolla species: Localization and sequence of appearance during heterocyst differentiation

1988 • 60 citations

Glutamate Synthase in Blue-Green Algae

1975 • 60 citations

Regulation of nitrogenase activity in relation to the light-dark regime in the filamentous non-heterocystous cyanobacterium Trichodesmium sp. NIBB 1067

1992 • 60 citations

Localization of the Reversible Hydrogenase in Cyanobacteria

1989 • 60 citations

The incorporation of nitrogen into products of recent photosynthesis in Anabaena cylindrica Lemm.

1976 • 59 citations

Hydrogenase activities in cyanobacteria

1986 • 59 citations

Photosynthetische Stickstoffixierung mit einem zellfreien Extrakt aus der Blaualge Anabaena cylindrica

1970 • 59 citations

Two mutations that block heterocyst differentiation have different effects on akinete differentiation in Nostoc ellipsosporum

1994 • 58 citations

Photosensory behavior in procaryotes.

1987 • 57 citations

Excision of an 11-kilobase-pair DNA element from within the nifD gene in anabaena variabilis heterocysts

1989 • 57 citations

Estimation of gene expression in heterocysts of Anabaena variabilis by using DNA-RNA hybridization

1986 • 57 citations

The polysaccharides from heterocyst and spore envelopes of a blue-green alga. Methylation analysis and structure of the backbones.

1976 • 57 citations

Promoter recognition by the RNA polymerase from vegetative cells of the cyanobacterium Anabaena 7120

1991 • 56 citations

The pyruvate: Ferredoxin oxidoreductase in heterocysts of the cyanobacteriuim Anabaena cylindrica

1982 • 56 citations

A sequence-specific DNA-binding factor (VF1) from Anabaena sp. strain PCC 7120 vegetative cells binds to three adjacent sites in the xisA upstream region

1990 • 56 citations

Physiological Studies of Oxygen Protection Mechanisms in the Heterocysts of Anabaena cylindrica

1984 • 56 citations

Concentration and Function of Membrane-Bound Cytochromes in Cyanobacterial Heterocysts

1984 • 56 citations

Temporal and spatial controls of Aspergillus development

1991 • 55 citations

Expression of the Anabaena sp. strain PCC 7120 xisA gene from a heterologous promoter results in excision of the nifD element

1990 • 54 citations

Modification of dinitrogenase reductase in the cyanobacterium Anabaena variabilis due to C starvation and ammonia

1990 • 54 citations

Purification and characterization of the ferredoxin‐glutamate synthase from the unicellular cyanobacterium Synechococcus sp. PCC 6301

1992 • 54 citations

PRESIDENTIAL ADDRESS: The Heterocyst: A Botanical Enigma.

1951 • 54 citations

Kinetic and inhibition studies of glutamine synthetase from the cyanobacterium Anabaena 7120.

1981 • 53 citations

MultiplerpoD-Related Genes of Cyanobacteria

1992 • 53 citations

The Number of Hydrogenases in Cyanobacteria

1981 • 53 citations

The isocitrate dehydrogenase from cyanobacteria

1983 • 53 citations

Boron Requirement for Envelope Structure and Function inAnabaenaPCC 7119 Heterocysts

1991 • 52 citations

Mutants of Anabaena cylindrica altered in heterocyst spacing

1975 • 52 citations

Development-specific sigma-factor essential for late-stage differentiation of Myxococcus xanthus.

1990 • 52 citations

Thioredoxins and the redox modulation of glucose-6-phosphate dehydrogenase in Anabaena sp. strain PCC 7120 vegetative cells and heterocysts

1984 • 51 citations

Immunological characterization of nitrogenase in the filamentous non-heterocystous cyanobacterium Oscillatoria limosa

1990 • 50 citations

Alteration of the Fe protein of nitrogenase by oxygen in the cyanobacterium Anabaena sp. strain CA

1987 • 50 citations

Nitrogenase in free-living and symbiotic cyanobacteria: Immunoelectron microscopic localization

1986 • 49 citations

Effect of oxygen concentration on dark nitrogen fixation and respiration in cyanobacteria

1983 • 49 citations

Dependence of sulphate uptake by Anacystis nidulans on energy, on osmotic shock and on sulphate starvation

1977 • 49 citations

Transport of basic amino acids by the dinitrogen-fixing cyanobacterium Anabaena PCC 7120.

1990 • 48 citations

Characterization of devA, a gene required for the maturation of proheterocysts in the cyanobacterium Anabaena sp. strain PCC 7120

1994 • 48 citations

Alteration in Heterocyst Pattern of Anabaena produced by 7-Azatryptophan

1973 • 48 citations

Do cyanobacteria contain ?mammalian-type? cytochrome oxidase?

1982 • 47 citations

Genetic mapping of the chromosome of the cyanobacterium, Anabaena variabilis. Proximity of the structural genes for nitrogenase and ribulose-bisphosphate carboxylase.

1986 • 47 citations

Regulation of nitrogenase activity inAnabaena variabilisby modification of the Fe protein

1989 • 47 citations

Respiratory activities and aa3-type cytochrome oxidase in plasma and thylakoid membranes from vegetative cells and heterocysts of the cyanobacterium Anabaena ATCC 29413

1988 • 46 citations

Organization and transcription of genes important in Anabaena heterocyst differentiation

1983 • 46 citations

Insertional inactivation of the psbO gene encoding the manganese stabilizing protein of photosystem II in the cyanobacterium Synechococcus PCC7942

1991 • 45 citations

Light and Dark Reactions of the Uptake Hydrogenase in Anabaena 7120

1981 • 45 citations

Transvaal Stromatolite: First Evidence for the Diversification of Cells about 2.2 × 10 ⁹ Years Ago

1974 • 45 citations

Prokaryotic Structure and Function: A New Perspective. S. Mohan, C. Dow and J. A. Cole. Pp. 440. Cambridge University Press, 1992. £60.00 (US$120.00). ISBN 0 521 41570 5.

1992 • 45 citations

Increase and Stabilization of Photoproduction of Hydrogen in Nostoc muscorum by Photosynthetic Electron Transport Inhibitors

1978 • 44 citations

Genetic analysis of cyanobacterial development

1991 • 44 citations

Sequence of the ferredoxin-NADP⁺-reductase gene fromAnabaenaPCC 7119

1990 • 44 citations

Heterocyst glycolipids of the cyanobacterium Cyanospira rippkae

1993 • 44 citations

The Expression of a Third Nitrogenase in the Cyanobacterium Anabaena variabilis

1991 • 43 citations

Interaction of respiratory and photosynthetic electron transport in Anabaena variabilis K�tz.

1982 • 43 citations

Phosphorylation and nitrogenase activity in isolated heterocysts from Anabaena variabilis (ATCC 29413)

1983 • 43 citations

Anthoceros-Nostoc Symbiosis: Immunoelectronmicroscopic Localization of Nitrogenase, Glutamine Synthetase, Phycoerythrin and Ribulose-1,5-bisphosphate Carboxylase/Oxygenase in the Cyanobiont and the Cultured (Free-living) Isolate Nostoc 7801

1989 • 42 citations

Isolation, sequence and transcription of the gene encoding the photosystem II chlorophyll-binding protein, CP-47, in the cyanobacterium Anabaena 7120

1989 • 42 citations

14C-labeled metabolites in heterocysts and vegetative cells of Anabaena cylindrica filaments and their presumptive function as transport vehicles of organic carbon and nitrogen

1983 • 42 citations

Rapid change in cyclic 3?,5?-AMP concentration triggered by a light-off or light-on signal in Anabaena cylindrica

1988 • 42 citations

Expression of luxCD-E in Anabaena sp. can replace the use of exogenous aldehyde for in vivo localization of transcription by luxAB

1994 • 42 citations

Purification and partial characterization of a calcium‐stimulated protease from the cyanobacterium, Anabaena variabilis

1988 • 41 citations

Superoxide dismutase and catalase in the protection of the proton-donating systems of nitrogen fixation in the blue-green alga Anabaena cylindrica

1978 • 41 citations

TRANSFER OF N₂ AND CO₂ FIXATION PRODUCTS FROM ANABAENA OSCILLARIOIDES TO ASSOCIATED BACTERIA DURING INORGANIC CARBON SUFFICIENCY AND DEFICIENCY¹

1984 • 41 citations

Effect of nitrogen starvation on the level of adenosine 3′,5′-monophosphate in Anabaena variabilis

1979 • 40 citations

The bioenergetics of electron transport to nitrogenase

1987 • 40 citations

Modeling the C Economy of Anabaena flos-aquae

1985 • 40 citations

Cellular Differentiation of Sucrose Metabolism in Anabaena variabilis

1985 • 40 citations

POLYSACCHARIDES FROM THE ENVELOPES OF HETEROCYSTS AND SPORES OF THE BLUE‐GREEN ALGAE ANABAENA VARIABILIS AND CYLINDROSPERMUM LICHENIFORME¹

1981 • 40 citations

Structure and regulation of genes encoding phycocyanin and allophycocyanin from Anabaena variabilis ATCC 29413

1988 • 39 citations

Changes in thylakoid structure associated with the differentiation of heterocysts in the cyanobacterium, Anabaena cylindrica

1979 • 39 citations

Genes for two subunits of acetyl coenzyme A carboxylase of Anabaena sp. strain PCC 7120: biotin carboxylase and biotin carboxyl carrier protein

1993 • 39 citations

Evolutionary divergence in the nifH.D.K. gene region among nine symbiotic Anabaena azollae and between Anabaena azollae and some free-living heterocystous cyanobacteria

1987 • 39 citations

Purification and characterization of thioredoxin from the N2-fixing cyanobacterium Anabaena cylindrica

1984 • 38 citations

Short-term effect of ammonia on nitrogenase activity ofAnabaena variabilis(ATCC29413)

1986 • 38 citations

Iron-dependent stability of the ferredoxin I transcripts from the cyanobacterial strains Synechococcus species PCC 7942 and Anabaena species PCC 7937

1993 • 38 citations

Protein Synthesis and Degradation in Anabaena During Nitrogen Starvation

1979 • 38 citations

Cytochrome aa3 from heterocysts of the cyanobacterium Anabaena variabilis: Isolation and spectral characterization

1988 • 38 citations

Electron donation to nitrogenase in a cell-free system from heterocysts of Anabaena variabilis

1987 • 38 citations

Sodium is required for nitrogenase activity in cyanobacteria

1980 • 37 citations

Cloning and sequence analysis of the glucose-6-phosphate dehydrogenase gene from the cyanobacterium Synechococcus PCC 7942

1992 • 37 citations

High‐resolution mapping of genetic loci of Anabaena PCC 7120 required for photosynthesis and nitrogen fixation

1993 • 37 citations

Uninduced ammonia release by the nitrogen-fixing cyanobacteriumAnabaena

1986 • 37 citations

Electron donation to nitrogenase in heterocysts of cyanobacteria

1985 • 37 citations

Heterocyst differentiation in the cyanobacterium Mastigocladus laminosus

1984 • 37 citations

Glycogen Accumulation and the Induction of Nitrogenase Activity in the Heterocyst-forming Cyanobacterium Anabaena variabilis

1985 • 36 citations

Transfer of a genetic marker from a megaplasmid of Anabaena sp. strain PCC 7120 to a megaplasmid of a different Anabaena strain

1994 • 36 citations

Sodium Requirement for Photosynthesis and Its Relationship with Dinitrogen Fixation and the External CO₂ Concentration in Cyanobacteria

1987 • 36 citations

Soluble hydrogenase of Anabaena cylindrica

1990 • 35 citations

DYNAMICS OF CELLULAR AND EXTRACELLULAR cAMP IN ANABAENA FLOS‐AQUAE (CYANOPHYTA): INTRINSIC CULTURE VARIABILITY AND CORRELATION WITH METABOLIC VARIABLES¹

1981 • 35 citations

The Nostoc-Nephroma symbiosis: localization, distribution pattern and levels of key proteins involved in nitrogen and carbon metabolism of the cyanobiont

1989 • 35 citations

Heterocyst envelope thickness, heterocyst frequency and nitrogenase activity in Anabaena flos-aquae: influence of exogenous oxygen tension

1992 • 35 citations

Glutathione reductase activity in heterocysts and vegetative cells of the cyanobacterium Nostoc muscorum

1984 • 34 citations

D-erythrose supports nitrogenase activity in isolated Anabaena sp. strain 7120 heterocysts

1984 • 34 citations

cAMP in Anabaena cylindrica: Rapid Changes in Cellular Levels in Response to Changes in Extracellular Environments

1989 • 34 citations

Photophosphorylation in isolated heterocysts from the blue-green alga Nostoc muscorum

1982 • 34 citations

Identification of the nifJ gene coding for pyruvate: ferredoxin oxidoreductase in dinitrogen-fixing cyanobacteria

1993 • 34 citations

Immunochemical evidence that nitrogenase is restricted to the heterocysts in Anabaena cylindrica

1984 • 33 citations

Ultrastructural analysis of the rehydration of desiccatedNostoc commune HUN (cyanobacteria) with particular reference to the immunolabelling of NifH

1988 • 33 citations

Effect of glutamine on growth and heterocyst differentiation in the cyanobacterium Anabaena variabilis

1986 • 33 citations

The end may be hastened by magnetic monopoles

1983 • 33 citations

Sequence of the flavodoxin gene fromAnabaena variabilis7120

1989 • 33 citations

Contiguous Organization of Nitrogenase Genes in a Heterocystous Cyanobacterium

1987 • 33 citations

Oxygen inactivation and recovery of nitrogenase activity in cyanobacteria

1983 • 33 citations

Enzymology of arginine metabolism in heterocyst-forming cyanobacteria

1981 • 33 citations

The respiratory NADH dehydrogenase of the cyanobacterium Anabaena variabilis: purification and characterization

1989 • 33 citations

Effect of canavanine and other amino acid analogues on akinete formation in the cyanobacterium Anabaena cylindrica

1980 • 33 citations

Accumulation of ppGpp and pppGpp during nitrogen deprivation of the cyanophyte Anabaena cylindrica

1979 • 32 citations

Purification of iron superoxide dismutase from the cyanobacterium Anabaena cylindrica Lemm. and localization of the enzyme in heterocysts by immunogold labeling

1992 • 32 citations

Structure of the “heterocyst glycolipids” of the marine cyanobacterium Nodularia harveyana

1992 • 32 citations

Boron Protection for O₂ Diffusion in Heterocysts of Anabaena sp. PCC 7119

1988 • 31 citations

Oxidation of diaminobenzidine in the heterocysts ofAnabaena cylindrica

1981 • 31 citations

Intercellular power transmission along trichomes of cyanobacteria

1982 • 30 citations

Posttranslational modification of nitrogenase

1994 • 30 citations

Localization of ribulose 1,5-bisphosphate carboxylase/oxygenase in the N₂-fixing cyanobacteriumAnabaena cylindrica

1985 • 30 citations

Heterocyst differentiation and tryptophan metabolism in the cyanobacterium Anabaena sp. CA

1980 • 29 citations

Localization of a multifunctional chaperonin (GroEL protein) in nitrogen-fixing Anabaena PCC 7120

1991 • 29 citations

Effect of Sodium on Nitrogen Fixation in Anabaena torulosa and Plectonema boryanum

1984 • 29 citations

Occurrence and localization of an uptake hydrogenase in the filamentous heterocystous cyanobacteriumNostoc PCC 73102

1990 • 29 citations

Directed mutagenesis of the gene psaB of Photosystem I of the cyanobacterium Anabaena variabilis ATCC 29413

1991 • 29 citations

The use of nickel to probe the role of hydrogen metabolism in cyanobacterial nitrogen fixation

1986 • 28 citations

Impairment of photosynthesis by sodium deficiency and its relationship to nitrogen fixation in the cyanobacteriumAnabaena torulosa

1983 • 28 citations

Identification, characterization and sequence analysis of the gene encoding phosphoenolpyruvate carboxylase in Anabaena sp. PCC 7120

1992 • 28 citations

PROTEIN TURNOVER AND HETEROCYST DIFFERENTIATION IN THE CYANOBACTERIUM ANABAENA VARIABILIS¹

1990 • 28 citations

Heterocyst Development in Anabaena cylindrica: The Necessity for Light as an Initial Trigger and Sequential Stages of Commitment

1977 • 28 citations

Effect of nitrogenous compounds on nitrogenase gene expression in anaerobic cultures of Anabaena variabilis

1988 • 28 citations

Nickel Control of Hydrogen Production and Uptake in Anabaena spp. Strains CA and 1F

1984 • 28 citations

Akinetes of the cyanobacteriumNostoc PCC 7524: morphological changes during synchronous germination

1985 • 28 citations

H2, N2, and O2 metabolism by isolated heterocysts from Anabaena sp. strain CA

1985 • 27 citations

Molecular heterogeneity of ferredoxin:NADP+ oxidoreductase from the cyanobacterium Anabaena cylindrica

1981 • 27 citations

Ultrastructure of the cyanobacterium,Mastigocladus laminosus

1982 • 27 citations

Heterocyst differentiation and cell division in the cyanobacterium Anabaena cylindrical effect of high light intensity

1981 • 26 citations

Regulation of protein phosphorylation in the cyanobacterium Anabaena strain PCC 7120

1991 • 26 citations

Nickel-Dependent Uptake-Hydrogenase Activity in the Blue-Green Alga Anabaena variabilis

1984 • 26 citations

Evidence from directed mutagenesis that positively charged amino acids are necessary for interaction of nitrogenase with the [2Fe-2S) heterocyst ferredoxin (FdxH) from the cyanobacterium Anabaena sp., PCC7120

1993 • 26 citations

DL-7-azatryptophan and citrulline metabolism in the cyanobacterium Anabaena sp. strain 1F

1987 • 26 citations

A novel genome rearrangement involved in heterocyst differentiation of the cyanobacteriumAnabaenasp. PCC 7120

1994 • 26 citations

Uptake of glutamine and glutamate by the dinitrogen-fixing cyanobacteriumAnabaenasp. PCC7120

1988 • 26 citations

Cellular localization of cytochrome c 553 in the N2-fixing cyanobacterium Anabaena variabilis

1990 • 25 citations

DYNAMICS OF CELLULAR AND EXTRACELLULAR cAMP IN ANABAENA FLOS-AQUAE (CYANOPHYTA): INTRINSIC CULTURE VARIABILITY AND CORRELATION WITH METABOLIC VARIABLES1

1981 • 25 citations

Changes in gene expression during nitrogen starvation in Anabaena variabilis ATCC 29413

1989 • 24 citations

Calmodulin in heterocystous cyanobacteria: biochemical and immunological evidence

1989 • 24 citations

Developmental rearrangement of cyanobacterial nif genes: nucleotide sequence, open reading frames, and cytochrome P-450 homology of the Anabaena sp. strain PCC 7120 nifD element

1990 • 24 citations

Flash spectroscopic characterization of photosynthetic electron transport in isolated heterocysts

1983 • 24 citations

Cloning and characterization of nitrogenase genes from Anabaena variabilis

1985 • 23 citations

The glutamate synthase in heterocysts ofNostoc muscorum

1983 • 23 citations

Diurnal Nitrogenase Modification in the Cyanobacterium Anabaena variabilis*

1990 • 23 citations

Kinetic evidence for involvement of two cytochrome b-563 hemes in photosynthetic electron transport

1983 • 23 citations

Genetic Regulatory Hierarchy In Caulobacter Development

1990 • 23 citations

Nitrogenase inactivation by oxygen and enzyme turnover in Anabaena cylindrica

1983 • 23 citations

Isolated heterocysts of anabaena variabilis synthesize envelope polysaccharide

1981 • 23 citations

Cell position and developmental fate in leech embryogenesis.

1990 • 22 citations

Induction and modification of dinitrogenase reductase in the unicellular cyanobacterium Synechocystis BO 8402

1992 • 22 citations

Effect of nitrogen starvation on the morphology and ultrastructure of the cyanobacterium Mastigocladus laminosus

1985 • 22 citations

Measurement of an Inhibitory Zone

1976 • 21 citations

Control of hydrogen-dependent nitrogenase activity by adenylates and electron flow in heterocysts of Anabaena variabilis (ATCC 29413)

1984 • 21 citations

Reconstitution of a light-dependent nitrogen-fixing and transhydrogenase system with heterocyst thylakoids

1985 • 21 citations

The Effect Of Activated Oxygen Species On Nitrogenase Of Anabaena Variabilis

1991 • 21 citations

Alternative models for the development of the pattern of spaced heterocysts inAnabaena (Cyanophyta)

1989 • 20 citations

High endogenous nitrogenase activity in isolated heterocysts of Anabaena sp. strain CA after nitrogen starvation

1983 • 20 citations

Organization of nitrogen fixation genes in a nonheterocystous, filamentous cyanobacterium

1985 • 19 citations

Nitrogen starvation mediated by DL-7-azatryptophan in the cyanobacterium Anabaena sp. strain CA

1987 • 19 citations

Functional organisation of the photo-synthetic apparatus in heterocysts of nitrogen-fixing cyanobacteria

1980 • 19 citations

Synthesis of nitrogenase by isolated heterocysts

1982 • 19 citations

Adenylate cyclase activity in Cyanobacteria: activation by Ca2+-calmodulin and a calmodulin-like activity

1990 • 19 citations

The presence and absence of magic spot nucleotide modulation in cyanobacteria undergoing nutritional shift‐down

1977 • 19 citations

Nitrogen fixation genes (nif K,D,H) in the filamentous nonheterocystous cyanobacteriumPlectonema boryanum do not rearrange

1987 • 18 citations

Superoxide Dismutase in the Symbiont Anabaena azollae Strasb.

1991 • 18 citations

Metabolism of sulfur compounds by whole filaments and heterocysts of Anabaena variabilis

1981 • 18 citations

Role of ammona in regulation of nitrogenase synthesis and activity in Anabaena cylindrica

1983 • 18 citations

Liberation of ammonia during nitrogen fixation by a facultatively heterotrophic cyanobacterium

1985 • 18 citations

Photoproduction of amino acids by mutant strains of N2-fixing cyanobacteria

1987 • 18 citations

Regulation of nitrogenase gene expression in anaerobic cultures of Anabaena variabilis

1988 • 18 citations

Correlation between nitrogenase and glutamine synthetase expression in the cyanobacterium Anabaena cylindrical

1990 • 17 citations

Cyclic AMP interferes with pattern formation in the cyanobacteriumAnabaena variabilis

1981 • 17 citations

Isolation of cyanobacterial heterocysts with high and sustained dinitrogen-fixation capacity supported by endogenous reductants

1986 • 16 citations

Iron-dependent protection of theSynechococcus ferredoxin I transcript against nucleolytic degradation requirescis-regulatory sequences in the 5′ part of the messenger RNA

1993 • 16 citations

Ornithine cycle in Nostoc PCC 73102. Occurrence and localization of ornithine carbamoyl transferase, and the effects of external carbon and ornithine on nitrogenase activity and citrulline synthesis

1992 • 16 citations

Intercellular Interactions and Pattern Formation in Filamentous Cyanobacteria

1979 • 15 citations

Control of Heterocyst Development in the Cyanobacterium Anabaena cylindrica

1989 • 15 citations

APPLICATION OF GAS‐LIQUID CHROMATOGRAPHY TO STUDY OF THE ENVELOPE LIPIDS OF HETEROCYSTS¹²

1974 • 15 citations

Glutamate Synthase Activity of Heterocysts and Vegetative Cells of the Cyanobacterium Anabaena variabilis Kutz.

1982 • 15 citations

Occurrence of the 32-kDa QB-binding protein of photosystem II in vegetative cells, heterocysts and akinetes ofAzolla carotiniana cyanobionts

1990 • 14 citations

Reactions of hydrogen and oxygen with Photosystem I of isolated heterocysts from Anabaena variabilis (ATCC 29413)

1983 • 14 citations

[Temperate cyanophage A-4 (L) of the blue-green alga Anabaena variabilis].

1973 • 14 citations

Detection of Glutamate Synthase in Heterocysts of Anabaena sp. Strain 7120

1981 • 14 citations

Anaplerotic reactions in Anabaena cylindrica

1983 • 14 citations

The effect of DL-7-azatryptophan on heterocyst development in the cyanobacterium Anabaena cylindrica

1992 • 14 citations

Changes in cyclic AMP phosphodiesterase activity inAnabaena variabilisduring growth and nitrogen starvation

1982 • 14 citations

Energy Requirement for Diazotrophic Growth of the Cyanobacterium Anabaena variabilis Determined from Growth Yields in the Dark

1983 • 14 citations

Regulation of electron flow to nitrogenase in a cell-free system from heterocysts of Anabaena variabilis

1987 • 13 citations

Different functions assigned to NAD(H) and NADP(H) in light-dependent nitrogen fixation by heterocysts ofAnabaena variabilis

1984 • 13 citations

Heterocystless mutants ofAnabaenaPCC7120 with nitrogenase activity

1987 • 13 citations

Nitrate reductase activity in isolated heterocysts of the cyanobacterium Nostoc muscorum

1985 • 13 citations

Correlation between nitrogenase and glutamine synthetase expression in the cyanobacterium Anabaena cylindrica

1990 • 12 citations

Coding sequence of a heterocyst ferredoxin gene (fdxH) isolated from the nitrogen-fixing cyanobacterium Calothrix sp. PCC 7601

1992 • 12 citations

Light-dependent de-activation/re-activation of Anabaena variabilis ferredoxin: NADP+ reductase

1991 • 12 citations

Gene cluster rpoBC1C2 in cyanobacteria does not constitute an operon

1991 • 12 citations

In vitro activation of dinitrogenase reductase from the cyanobacterium Anabaena variabilis (ATCC 29413)

1992 • 12 citations

Distribution of thioredoxins in heterocysts and vegetative cells of cyanobacteria

1992 • 12 citations

Properties of the glyceraldehyde-3-P dehydrogenase in heterocysts and vegetative cells of cyanobacteria

1986 • 12 citations

Immunocytochemical Localization of Thioredoxins in the Cyanobacteria Anabaena cylindrica and Anabaena variabilis

1985 • 11 citations

Heterocyst Structure Alteration and O₂-Mediated Inhibition of Dinitrogen Fixation by Trichlorfon inAnabaenaPCC 7119

1991 • 11 citations

Incorporation of amino sugars into walls during heterocyst differentiation

1971 • 11 citations

Induction and Differentiation of Heterocysts in the Filamentous Cyanobacterium Cylindrospermum licheniforme

1982 • 10 citations

Effects of Preillumination on Dark Nitrogen Fixation and Respiration by <italic>Anabaena Cylindrica</italic>

1984 • 10 citations

Uptake of amino acids by the cyanobacterium Anabaena ATCC 27893

1990 • 10 citations

Effects of D-erythrose on nitrogenase activity in whole filaments of Anabaena sp. strain 7120

1984 • 9 citations

THE ACCUMULATION OF PHOSPHORYLATED GUANOSINE NUCLEOTIDES IN ANABAENA CYLINDRICA

1987 • 9 citations

Synchronous Akinete Germination and Heterocyst Differentiation in Anabaena PCC 7937 and Nostoc PCC 6720

1987 • 9 citations

Comparing Short-Term Effects of Ammonia and Methylamine on Nitrogenase Activity in Anabaena variabilis (ATCC 29413)

1987 • 9 citations

A possible model for the organic prosthetic group of the water‐splitting complex in the cyanobacterium Anacystis nidulans

1986 • 9 citations

Quantitative derivatization and high-performance liquid chromatographic analysis of cyanobacterial heterocyst-type glycolipids

1992 • 9 citations

Influence of molybdenum, vanadium, and tungsten on growth and nitrogenase synthesis of the free-living cyanobacterium Anabaena azollae.

1990 • 9 citations

Heterocyst and akinete induction with altered pattern in Anabaena cylindrica, caused by neo-peptone

1984 • 8 citations

Semipreparative isolation of individual cyanobacterial heterocyst-type glycolipids by reverse-phase high-performance liquid chromatography

1992 • 8 citations

[51] Isolation of metabolically active heterocysts from cyanobacteria

1988 • 8 citations

MUTAGENESIS AND ISOLATION OF MORPHOLOGICAL MUTANTS IMPAIRED IN NITROGEN‐FIXING CAPACITY FROM A CYNAOBACTERIUM GLOEOTRICHIA GHOSEI

1986 • 8 citations

Reconstitution of photosynthetic electron transfer in cyanobacterial heterocyst membranes

1983 • 8 citations

Sporulation in prokaryotes and lower eukaryotes

1992 • 8 citations

Feasibility of ⁵⁵ Fe Autoradiography as Performed on N ₂ -Fixing Anabaena spp. Populations and Associated Bacteria

1982 • 8 citations

ISOCOTRATE DEHYDROGENASE AS A POTENTIAL ELECTRON DONOR TO NITROGENASE OF NOSTOC MUSCORUM

2013 • 8 citations

Heterocyst Differentiation in Cylindrospermum licheniforme: Studies on the Role of Transcription

1984 • 8 citations

Examination of Photosystem II in Heterocysts of the Cyanobacterium Nostoc sp. ATCC 29150

1990 • 7 citations

Energy deprivation and guanosine 5'-diphosphate 3'-diphosphate synthesis in cyanobacteria

1982 • 7 citations

The effect of light-dependent oxygen consumption on nitrogenase activity in Anabaena cylindrica

1986 • 6 citations

The role of Na2S in anoxygenic photosynthesis and H2 production in the cyanobacterium Nostoc muscorum

1984 • 6 citations

Etude ultrastructurale de la différenciation des hétérocystes chez la Cyanobactérie, Anabaena cylindrica Lemm

1983 • 6 citations

Biosynthesis of the Envelope Glycolipids during Heterocyst Development in Anabaena cylindrica

1983 • 5 citations

Transcriptional activity of heterocysts isolated from Anabaena variabilis

1987 • 5 citations

Pathways of developmentally regulated gene expression in the spore-forming bacterium Bacillus subtilis

1988 • 5 citations

Nitrogen fixation: Gaseous diffusion in cyanobacterial heterocysts

1986 • 5 citations

Pathways of Developmentally Regulated Gene Expression in Bacillus subtilis

1989 • 5 citations

Modification of NO^−₃metabolism in heterocysts of the N₂-fixing cyanobacteriumAnabaena7120 (ATCC27893)

1986 • 4 citations

Effect of Nitrogenous Compounds on Rifampicin-induced Heterocyst Differentiation in Blue-green Algae

1979 • 4 citations

Studies on Glutathione Reductase Activity in the Cyanobacterium Anabaena sp. strain 7119

1984 • 3 citations

Redox Reactions of Cytochrome B-564 and F-556 in Isolated Heterocysts of Anabaena Variabilis (ATCC 29413)

1984 • 3 citations

Canavanine-lnduced inhibition of growth and heterocyst differentiation inAnabaena doliolum and isolation of a canavanine-resistant mutant

1981 • 2 citations

Rearrangement of nif Operons in Cyanobacterial Heterocysts

1993 • 2 citations

Deleted Work

1955 • 0 citations